$(function(){
	setHeight();
	$(window).on("resize",setHeight);
});
function setHeight(){
	var x=$(window).width();
	var y=$(window).height();
	if(y>x){
		var ht=x*y/(x+y);
	}else{
		var ht=y*y/(x+y);
	}
	$("#logo").css("margin-top",ht-73);
}